./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d55dd7413a8d57731ebe352a61f6ae8fec8433cf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d55dd7413a8d57731ebe352a61f6ae8fec8433cf .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:55,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:55,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:55,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:55,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:55,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:55,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:55,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:55,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:55,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:55,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:55,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:55,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:55,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:55,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:55,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:55,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:55,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:55,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:55,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:55,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:55,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:55,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:55,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:55,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:55,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:55,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:55,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:55,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:55,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:55,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:55,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:55,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:55,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:55,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:55,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:55,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:55,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:55,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:55,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:55,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:55,384 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:55,428 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:55,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:55,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:55,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:55,442 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:55,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:55,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:55,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:55,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:55,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:55,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:55,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:55,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:55,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:55,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:55,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:55,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:55,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:55,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:55,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:55,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:55,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:55,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:55,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:55,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:55,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:55,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:55,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:55,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d55dd7413a8d57731ebe352a61f6ae8fec8433cf [2019-11-26 17:17:56,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:56,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:56,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:56,132 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:56,135 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:56,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:56,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221ec5aed/c20fea3a1e4a44c1999123d3afda5d1f/FLAG02cf62d3f [2019-11-26 17:17:57,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:57,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:57,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221ec5aed/c20fea3a1e4a44c1999123d3afda5d1f/FLAG02cf62d3f [2019-11-26 17:17:57,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221ec5aed/c20fea3a1e4a44c1999123d3afda5d1f [2019-11-26 17:17:57,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:57,823 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:57,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:57,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:57,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:57,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57, skipping insertion in model container [2019-11-26 17:17:57,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:58,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:59,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:59,131 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:59,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:59,732 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:59,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59 WrapperNode [2019-11-26 17:17:59,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:59,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:59,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:59,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:59,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:17:59,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:17:59,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:59,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:59,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:59,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:59,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:17:59,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:18:00,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:18:00,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:18:00,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:18:00,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:18:00,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:59" (1/1) ... [2019-11-26 17:18:00,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:00,147 INFO L168 Benchmark]: Toolchain (without parser) took 2315.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 960.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:00,148 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:00,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1908.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.7 MB in the end (delta: -675.8 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:00,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.08 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:00,155 INFO L168 Benchmark]: Boogie Preprocessor took 164.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:00,168 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1908.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.7 MB in the end (delta: -675.8 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.08 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:03,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:03,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:03,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:03,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:03,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:03,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:04,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:04,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:04,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:04,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:04,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:04,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:04,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:04,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:04,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:04,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:04,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:04,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:04,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:04,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:04,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:04,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:04,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:04,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:04,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:04,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:04,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:04,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:04,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:04,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:04,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:04,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:04,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:04,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:04,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:04,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:04,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:04,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:04,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:04,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:04,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:04,156 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:04,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:04,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:04,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:04,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:04,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:04,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:04,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:04,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:04,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:04,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:04,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:04,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:04,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:04,175 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:04,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:04,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:04,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:04,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:04,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:04,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:04,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:04,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:04,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:04,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:04,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:04,181 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:04,182 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:04,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:04,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:04,185 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d55dd7413a8d57731ebe352a61f6ae8fec8433cf [2019-11-26 17:18:04,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:04,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:04,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:04,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:04,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:04,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:04,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ae24df3/bc598f51f5244ba9b7546bf335594d70/FLAGcd93c80b2 [2019-11-26 17:18:06,280 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:06,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:06,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ae24df3/bc598f51f5244ba9b7546bf335594d70/FLAGcd93c80b2 [2019-11-26 17:18:06,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ae24df3/bc598f51f5244ba9b7546bf335594d70 [2019-11-26 17:18:06,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:06,372 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:06,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:06,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:06,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:06,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:06" (1/1) ... [2019-11-26 17:18:06,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:06, skipping insertion in model container [2019-11-26 17:18:06,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:06" (1/1) ... [2019-11-26 17:18:06,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:06,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:07,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:07,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:08,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:08,415 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:08,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08 WrapperNode [2019-11-26 17:18:08,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:08,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:08,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:08,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:08,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:08,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:08,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:08,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:08,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:08,830 INFO L168 Benchmark]: Toolchain (without parser) took 2451.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:08,833 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:08,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2043.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 578.5 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:08,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.82 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:08,841 INFO L168 Benchmark]: Boogie Preprocessor took 175.10 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:08,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2043.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 578.5 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.82 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.10 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...